/**
* Process the list of DEM files and convert each one to a relative path
*/
static GList *dem_layer_convert_to_relative_filenaming ( GList *files )
{
gchar *cwd = g_get_current_dir();
if ( !cwd )
return files;
GList *relfiles = NULL;
while ( files ) {
gchar *file = g_strdup ( file_GetRelativeFilename ( cwd, files->data ) );
relfiles = g_list_prepend ( relfiles, file );
files = files->next;
}
g_free ( cwd );
if ( relfiles ) {
// Replacing current list, so delete old values first.
GList *iter = files;
while ( iter ) {
g_free ( iter->data );
iter = iter->next;
}
g_list_free ( files );
return relfiles;
}
return files;
}
static VikLayerParamData georef_layer_get_param ( VikGeorefLayer *vgl, guint16 id, gboolean is_file_operation )
{
VikLayerParamData rv;
switch ( id )
{
case PARAM_IMAGE: {
gboolean set = FALSE;
if ( is_file_operation ) {
if ( vgl->pixbuf && !vgl->image ) {
// Force creation of image file
create_image_file ( vgl );
}
if ( a_vik_get_file_ref_format() == VIK_FILE_REF_FORMAT_RELATIVE ) {
gchar *cwd = g_get_current_dir();
if ( cwd ) {
rv.s = file_GetRelativeFilename ( cwd, vgl->image );
if ( !rv.s ) rv.s = "";
set = TRUE;
}
}
}
if ( !set )
rv.s = vgl->image ? vgl->image : "";
break;
}
case PARAM_CN: rv.d = vgl->corner.northing; break;
case PARAM_CE: rv.d = vgl->corner.easting; break;
case PARAM_MN: rv.d = vgl->mpp_northing; break;
case PARAM_ME: rv.d = vgl->mpp_easting; break;
case PARAM_CZ: rv.u = vgl->corner.zone; break;
case PARAM_CL: rv.u = vgl->corner.letter; break;
case PARAM_AA: rv.u = vgl->alpha; break;
default: break;
}
return rv;
}
static void a_gpspoint_write_waypoint ( const gpointer id, const VikWaypoint *wp, FILE *f )
{
struct LatLon ll;
gchar s_lat[COORDS_STR_BUFFER_SIZE];
gchar s_lon[COORDS_STR_BUFFER_SIZE];
// Sanity clauses
if ( !wp )
return;
if ( !(wp->name) )
return;
vik_coord_to_latlon ( &(wp->coord), &ll );
a_coords_dtostr_buffer ( ll.lat, s_lat );
a_coords_dtostr_buffer ( ll.lon, s_lon );
gchar *tmp_name = slashdup(wp->name);
fprintf ( f, "type=\"waypoint\" latitude=\"%s\" longitude=\"%s\" name=\"%s\"", s_lat, s_lon, tmp_name );
g_free ( tmp_name );
if ( wp->altitude != VIK_DEFAULT_ALTITUDE ) {
gchar s_alt[COORDS_STR_BUFFER_SIZE];
a_coords_dtostr_buffer ( wp->altitude, s_alt );
fprintf ( f, " altitude=\"%s\"", s_alt );
}
if ( wp->has_timestamp )
fprintf ( f, " unixtime=\"%ld\"", wp->timestamp );
if ( wp->comment )
{
gchar *tmp_comment = slashdup(wp->comment);
fprintf ( f, " comment=\"%s\"", tmp_comment );
g_free ( tmp_comment );
}
if ( wp->description )
{
gchar *tmp_description = slashdup(wp->description);
fprintf ( f, " description=\"%s\"", tmp_description );
g_free ( tmp_description );
}
if ( wp->source )
{
gchar *tmp_source = slashdup(wp->source);
fprintf ( f, " source=\"%s\"", tmp_source );
g_free ( tmp_source );
}
if ( wp->type )
{
gchar *tmp_type = slashdup(wp->type);
fprintf ( f, " xtype=\"%s\"", tmp_type );
g_free ( tmp_type );
}
if ( wp->image )
{
gchar *tmp_image = NULL;
gchar *cwd = NULL;
if ( a_vik_get_file_ref_format() == VIK_FILE_REF_FORMAT_RELATIVE ) {
cwd = g_get_current_dir();
if ( cwd )
tmp_image = g_strdup ( file_GetRelativeFilename ( cwd, wp->image ) );
}
// if cwd not available - use image filename as is
// this should be an absolute path as set in thumbnails
if ( !cwd )
tmp_image = slashdup(wp->image);
if ( tmp_image )
fprintf ( f, " image=\"%s\"", tmp_image );
g_free ( cwd );
g_free ( tmp_image );
}
if ( wp->symbol )
{
// Due to changes in garminsymbols - the symbol name is now in Title Case
// However to keep newly generated .vik files better compatible with older Viking versions
// The symbol names will always be lowercase
gchar *tmp_symbol = g_utf8_strdown(wp->symbol, -1);
fprintf ( f, " symbol=\"%s\"", tmp_symbol );
g_free ( tmp_symbol );
}
if ( ! wp->visible )
fprintf ( f, " visible=\"n\"" );
fprintf ( f, "\n" );
}
